An abundance of caution: Why the curl buffer overflow is not the next Log4Shell
A high-severity buffer overflow vulnerability in the widely-used curl tool and library was disclosed and patched on Oct 11, 2023. While it turned out to carry no practical risk of exploitation, the flaw was taken extremely seriously due to the widespread potential impact. This post provides the backstory, a technical summary of the buffer overflow vulnerability, remediation guidance, and thoughts on the future outlook.